<?php

/*
+---------------------------------------------------------------------------+
| Revive Adserver                                                           |
| http://www.revive-adserver.com                                            |
|                                                                           |
| Copyright: See the COPYRIGHT.txt file.                                    |
| License: GPLv2 or later, see the LICENSE.txt file.                        |
+---------------------------------------------------------------------------+
*/

/**
 * @package    OpenXPlugin
 * @subpackage DeliveryLimitations
 */

require_once MAX_PATH . '/lib/max/Delivery/limitations.delivery.php';

/**
 * Check to see if this ad request comes from the specified level 1 subdivisions.
 *
 * @param string $limitation The region (or comma list of regions) limitation
 * @param string $op The operator (either '==' or '!=')
 * @param array $aParams An array of additional parameters to be checked
 * @return boolean Whether this impression's region passes this limitation's test.
 */
function MAX_checkGeo_Subdivision2($limitation, $op, $aParams = array())
{
    if (empty($aParams)) {
        $aParams = $GLOBALS['_MAX']['CLIENT_GEO'];
    }

    if ($op != '=~' && $op != '!~') {
        // Provide backwards compatibility
        $op = '=~';
    }

    list($sCountry, $sRegions) = explode('|', $limitation);

    if (!empty($aParams['country']) && !empty($aParams['subdivision_2'])) {
        return MAX_limitationsMatchStringValue($aParams['country'], $sCountry, '==') &&
            MAX_limitationsMatchArrayValue($aParams['subdivision_2'], $sRegions, $op);
    } else {
        return false; // Do not show the ad if user has no data about region and country.
    }
}